Little concrete information is publicly available about Kitty Horrorshow's very early life, preserving the mystique that surrounds her persona. However, her work strongly suggests an upbringing steeped in a fascination with the unsettling, the melancholic, and the uncanny. Early exposure to horror literature, films, and possibly personal experiences of loss and decay, likely laid the foundation for the recurring themes in her later games.

Kitty Horrorshow began experimenting with game development, likely using accessible tools like Unity or GameMaker, contributing to the vibrant and rapidly evolving indie game scene. She started sharing her early projects online, establishing her distinct low-poly art style and her penchant for unsettling narratives. During this period she began cultivating a cult following drawn to her unique brand of psychological horror.